package com.atguigu.gulimall.seckill.scheduled;

/**
 * @author tianxinyu
 * @create 2021-01-06 11:16
 */

import com.atguigu.gulimall.seckill.service.SeckillService;
import lombok.extern.slf4j.Slf4j;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;

import java.util.concurrent.TimeUnit;

/**
 *
 */
@Slf4j
@Service
public class SeckillSkuScheduled {
    @Autowired
    SeckillService seckillService;
    @Autowired
    RedissonClient redissonClient;

    private final String upload_lock= "seckill:upload:lock";
    //TODO 幂等性处理
    @Scheduled(cron = "*/3 * * * * ?")
    public void uploadSeckillSkuLatest3Days(){
        // 重复上架无需处理
        log.info("上架秒杀商品信息");
        //分布式锁
        RLock lock = redissonClient.getLock(upload_lock);
        lock.lock(10,TimeUnit.SECONDS);
        try {

            seckillService.uploadSeckillSkuLatest3Days();
        }finally {
            lock.unlock();
        }
    }































}
